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30 lines
1.4 KiB
30 lines
1.4 KiB
4 months ago
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// Tests that we trigger unused-arg warnings on CUDA flags appropriately.
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// REQUIRES: clang-driver
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// REQUIRES: x86-registered-target
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// REQUIRES: nvptx-registered-target
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// --cuda-host-only and --cuda-compile-host-device should never trigger an
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// unused arg warning.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -c %s 2>&1 | \
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// RUN: FileCheck %s
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -x c -c %s 2>&1 | \
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// RUN: FileCheck %s
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-compile-host-device -c %s 2>&1 | \
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// RUN: FileCheck %s
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-compile-host-device -x c -c %s 2>&1 | \
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// RUN: FileCheck %s
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// --cuda-device-only should warn during non-CUDA compilation.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -x c -c %s 2>&1 | \
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// RUN: FileCheck -check-prefix UNUSED-WARNING %s
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// --cuda-device-only should not produce warning compiling CUDA files
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -c %s 2>&1 | \
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// RUN: FileCheck -check-prefix NO-UNUSED-WARNING %s
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// CHECK-NOT: warning: argument unused during compilation: '--cuda-host-only'
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// CHECK-NOT: warning: argument unused during compilation: '--cuda-compile-host-device'
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// UNUSED-WARNING: warning: argument unused during compilation: '--cuda-device-only'
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// NO-UNUSED-WARNING-NOT: warning: argument unused during compilation: '--cuda-device-only'
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